Q126EQ5: 74138 - Banner 640nm Wavelength Photoelectric Sensor
The Banner Q126EQ5 Photoelectric Sensor provides 2000 mm sensing distance, 640 nm visible red LED beam, IP67 protection, and 10–30 V DC power supply for industrial sensing. This Banner 640nm Wavelength Photoelectric Sensor Q126EQ5 belongs to the Banner sensing portfolio and the Banner Photoelectric Sensor category used in industrial automation systems. The sensor features emitter sensing mode, rectangular thermoplastic housing, M12 connector, polycarbonate lens, LED indicators, and operates between -20 °C and 55 °C with up to 95% humidity.

| Brand | Banner |
| Product Type | Photo sensor |
| Model Number | Q126EQ5 |
Banner 640nm Wavelength Photoelectric Sensor Q126EQ5, 74138 Technical Specifications:
| Specification | Value |
|---|---|
| IP Rating | IP67 |
| Sensing Beam | Visible Red LED |
| NEMA / UL Type Rating | - |
| Sensing Mode (Detailed) | Emitter |
| Housing Style | Rectangular |
| Primary Housing Material | Thermoplastic |
| Laser Classification | - |
| Input Output | - |
| Connection Type | M12 |
| Max Sensing Distance (mm) | 2000 |
| Outputs | - |
| Power Supply | 10-30 V dc |
| Adjustments | N/A |
| Max Op Temp (°C) | 55 |
| Min Op Temp (°C) | -20 |
| Number of Pins | 4 |
| Output response time (ms) | 1.3 ON/0.9 OFF |
| Small Visible Spot | - |
| Sensing Beam Wavelength | 640 |
| Delay at Power-up (ms) | 120 |
| Repeatability (µs) | 175 |
| Max Op Relative Humidity | 95% @ 50°C |
| Lens Material | Polycarbonate |
| Barrel Diameter (mm) | - |
| Indicator | LEDs |
The Q126EQ5 Banner 640nm Wavelength Photoelectric Sensor is designed for optical beam transmission in industrial automation systems. The Banner Q126EQ5 Photoelectric Sensor operates with a 2000 mm sensing distance, 640 nm visible red LED beam, and IP67 environmental protection. Using emitter sensing mode, the sensor transmits a visible light beam that works with a receiver unit to detect object interruption. This sensing configuration supports reliable optical detection in automated machinery and production equipment.
The Banner Q126EQ5 Photoelectric Sensor is used in conveyors, packaging machines, assembly stations, and automated material handling systems. Emitter sensing enables stable beam transmission across production lines where precise object detection is required. The thermoplastic rectangular housing allows secure installation on machine frames and brackets. With an M12 connector interface, the sensor integrates effectively into industrial automation control systems.
The Q126EQ5 Banner 640nm Wavelength Photoelectric Sensor combines 2000 mm sensing distance, 640 nm visible red LED beam, and IP67 protection in a compact thermoplastic rectangular housing. Banner designs this sensor for dependable optical beam transmission in industrial automation environments requiring stable sensing systems. With polycarbonate optical lens construction and LED indicators for operational status, the Banner Q126EQ5 Photoelectric Sensor supports machine builders and automation engineers implementing reliable sensing solutions.


